128550414

素因数分解:

$2^1\times 3^1\times {\mathrm{97}}^1\times {\mathrm{220877}}^1$

素因数の和:220979

約数の個数: 16

約数和(自身を含む): 259752528

約数和(自身を除く): 131202114

約数列:

[1, 2, 3, 6, 97, 194, 291, 582, 220877, 441754, 662631, 1325262, 21425069, 42850138, 64275207, 128550414]

約数ペア:

[(1, 128550414), (2, 64275207), (3, 42850138), (6, 21425069), (97, 1325262), (194, 662631), (291, 441754), (582, 220877)]